tests: Add Viewport to DescriptorSetCompatibility
tests: Add Viewport to DescriptorSetCompatibility

Change-Id: I66fee24c5ca4ce224e25fa5fcd8770f3ab3907a4

KhronosGroup/Vulkan-LoaderAndValidationLayers,KhronosGroup/Vulkan-LoaderAndValidationLayers,KhronosGroup/Vulkan-LoaderAndValidationLayers,KhronosGroup/Vulkan-LoaderAndValidationLayers